其实，这个问题是昨天的一个问题，自己弄下来一试，却找不到问题所在。可是现在找不到了。 import java.io.*; /*System.out.print(j ...

The module system introduced in Java 9 makes it easier to organize your code. Here’s a brief guide to working with modules in Java Until Java 9, Java’s top-level code organization element had been the ...